/**
 * Created by h p on 2016/3/26.
 */
public abstract class GuessGame {
    public void go(){
        int number = (int)(Math.random() * 10);
        int guess;
        do{
            print("输入数字：");
            guess = nextInt();
        }while(guess != number);
        println("猜中了");
    }

    public void println(String text){
        print(text + "\n");
    }

    public abstract void print(String text);
    public abstract int nextInt();
}
